Generator Interconnection Agreement
Generating Facility Data For Solar PV
Required Prior to Initial Synchronization
Generating Facility Name:
Generating Facility Owner:
Maximum Net Export Capability requested at POI:
MW
Complete this data form and provide final design data sheets from vendor which show the following
information (the vendor data sheets must be provided):
1. Aggregate Gross Capability of Generating Facility (at Max Net Export MW indicated above).
a) Maximum Gross MW Capability at inverter terminals.
i)
MW
Gross Reactive Production capability at inverter terminals at Max MW output.
MVAR
ii) Gross Reactive Absorption capability at inverter terminals at Max MW output.
MVAR
b) Minimum Gross MW Capability at inverter terminals.
i)
MW
Gross Reactive Production capability at inverter terminals at Min. MW output.
MVAR
ii) Gross Reactive Absorption capability at inverter terminals at Min. MW output.
MVAR
a) Do the inverters have the capability to produce/absorb reactive power during the night? Yes / No
If so, describe:
2. Generator Interconnection Tie Line (from Generating Facility to Interconnecting Substation).
a) Line voltage:
kV, line length:
b) Line rating at 95F ambient:
Miles/Feet
MVA, at 104F ambient:
MVA
c) R1 =
ohm or
pu on 100 MVA and line kV base (positive sequence)
d) X1 =
ohm or
pu on 100 MVA and line kV base (positive sequence)
e) B1 =
F or
f) R0 =
ohm or
pu on 100 MVA and line kV base (zero sequence)
g) X0 =
ohm or
pu on 100 MVA and line kV base (zero sequence)
h) B0 =
F or
pu on 100 MVA and line kV base (positive sequence)
pu on 100 MVA and line kV base (zero sequence)
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Dated: 2/9/2016
Generator Interconnection Agreement
Generating Facility Data For Solar PV
Required Prior to Initial Synchronization
3. Main Transformer.
Number of main transformers:
Two-Winding Main Transformer Data (as applicable):
a) Nominal Voltage for each winding (Low/High):
/
kV
b) Winding Connections (Low/High): Delta or Wye / Delta or Wye
c) Available tap positions:
/
/
/
/
kV or
%
# of taps.
d) Tap setting:
e) Include transformer test report including ratings, impedances, etc.
Three-Winding Main Transformer Data (as applicable)
f) GSU connection and winding (please attach diagram and mark to reference this form).
H Winding Data
Rated high side
voltage base
X Winding Data
kV
kV
Delta or Wye connected
Tap positions
available
/
/
/
Present Tap Setting
(if applicable)
Y Winding Data
kV
Delta or Wye connected
/
/
kV
/
/
kV
Delta or Wye connected
/
kV
/
/
/
kV
/
kV
kV
g) Include transformer test report including ratings, impedances, etc.
4. Collector System Equivalent Model.
a) Collector system nominal voltage =

High/Low voltage limits =
kV
/
kV (or pu)
b) Collector system equivalent model rating at:
95F ambient =
MVA
104F ambient =
MVA
c) R1 =
ohm or
pu on 100 MVA and collector kV base (positive sequence)
d) X1 =
ohm or
pu on 100 MVA and collector kV base (positive sequence)
e) B1 =
F or
f) R0 =
ohm or
pu on 100 MVA and collector kV base (zero sequence)
g) X0 =
ohm or
pu on 100 MVA and collector kV base (zero sequence)
h) B0 =
F or
pu on 100 MVA and collector kV base (positive sequence)
pu on 100 MVA and collector kV base (zero sequence)
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Dated: 2/9/2016
Generator Interconnection Agreement
Generating Facility Data For Solar PV
Required Prior to Initial Synchronization
5. Inverter Step-Up Transformers. Number of inverter transformers:
Rating:
MVA
Two-Winding Inverter Step-Up Transformer Data (as applicable):
a) Nominal Voltage for each winding (Low/High):
/
kV
b) Winding Connections (Low/High): Delta or Wye / Delta or Wye
c) Available taps:
/
/
/
/
kV or
%
# of taps.
d) Tap setting:
e) Include transformer test report including ratings, impedances, etc.
Three-Winding Inverter Step-Up Transformer Data (as applicable)
e) GSU connection and winding (please attach diagram and mark to reference this form).
H Winding Data
Rated high side
voltage base
X Winding Data
kV
kV
Delta or Wye connected
Tap positions
available
/
/
/
Present Tap Setting
(if applicable)
Y Winding Data
kV
Delta or Wye connected
/
/
kV
/
/
kV
Delta or Wye connected
/
kV
kV
/
/
/
/
kV
kV
f) Include transformer test report including ratings, impedances, etc.
6. Inverter and PV Module Data.
a) Number of Inverters:
b) Nameplate Rating (each Inverter):
kW/
kVA
c) Rated Power Factor Range:
d) Inverter rated voltage:
V
e) Maximum and minimum inverter operating voltages.
f) Inverter Manufacturer and Model #:
g) PV Module Manufacturer and Model #:
h) Provide dynamic modeling data, including plant volt/var control function model and active
power/frequency control function model, in a Siemens/PTI PSS/E standard model. If a userwritten model is submitted in place of a standard model, it must include the model characteristics,
including block diagrams, values and names for all model parameters and a list of all state
variables. All of the associated files, including source code, for dynamic modeling should be in
PSS/E versions 32 and 33, and must be shareable on an interconnection-wide basis to support use
in the interconnection-wide cases, as required by NERC Reliability Standard MOD-032-1.
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Dated: 2/9/2016
Generator Interconnection Agreement
Generating Facility Data For Solar PV
Required Prior to Initial Synchronization
7. Plant Reactive Power Compensation (beyond the inverters built-in reactive capability), if
applicable.
a) Individual fixed shunt reactive device type:
-
Number and size of each:
×
MVA
-
Rated voltage :
-
Mode of operation: Fixed / Locked / Discrete with Voltage / VAR control
kV and max/min operating voltages:
/
kV
b) Dynamic reactive control device (e.g., SVC, STATCOM):
-
Number and size of each:
×
c) Control range at rated MW output:
MVA
Mvar (lead and lag)
d) Control mode (e.g., voltage, power factor, reactive power):
e) Regulation point:
f) Describe the overall reactive power control strategy:
g) Q priority setting enabled? Yes / No / Not Available
h) Provide dynamic modeling data for the dynamic reactive control device(s) in a Siemens/PTI
PSS/E standard model. If a user-written model is submitted in place of a standard model, it must
include the model characteristics, including block diagrams, values and names for all model
parameters and a list of all state variables. All of the associated files, including source code, for
dynamic modeling should be in PSS/E versions 32 and 33, and must be shareable on an
interconnection-wide basis to support use in the interconnection-wide cases, as required by NERC
Reliability Standard MOD-032-1.
8. Short Circuit Contribution of the Generating Facility at the Point of Interconnection.
a) Maximum Three Phase Fault Current:
Amps and Duration:
b) Maximum Single Line to Ground Fault* Current:
Amps and Duration:
* Single Line to Ground Fault at the Point of Interconnection with ties to utility at the POI open.
9. Harmonic Distortion of the plant at Point of Interconnection.
a) Total Harmonic Current Distortion.
b) Provide individual harmonic currents through 50th harmonic, in % of fundamental current rating.
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Dated: 2/9/2016
Generator Interconnection Agreement
Generating Facility Data For Solar PV
Required Prior to Initial Synchronization
10. Voltage Ride-Through Capability.
Provide voltage ride-through time duration settings (per-unit voltage set point and corresponding ridethrough time), reflecting the settings for the plant level controller. An example of a voltage ridethrough time duration curve for applicable units is provided below for reference.
POI Voltage (pu)
Southern Balancing Area
Voltage Ride-Through Time Duration Curve
PRC-024-1 - Attachment 2
1.3
1.25
1.2
1.15
1.1
1.05
1
0.95
0.9
0.85
0.8
0.75
0.7
0.65
0.6
0.55
0.5
0.45
0.4
0.35
0.3
0.25
0.2
0.15
0.1
0.05
0
0
0.5
1
1.5
2
2.5
3
3.5
4
Time (sec)
11. Frequency Ride-Through Capability.
Provide frequency ride-through capability settings (frequency set point and corresponding ridethrough time), reflecting the settings for the plant level controller. An example of a frequency ridethrough time duration curve for applicable units is provided below for reference.
Southern Balancing Area
Generator Frequency Ride-Through Capability Curve
PRC-024-1 - Attachment 1
63
62
Frequency (Hz)
61
60
59
58
57
0.1
1
10
100
1000
10000
Time (sec)
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Dated: 2/9/2016